def parse_and_report(rawdata_str,
hertz=38000,
end_usecs=100000,
use_initial=False,
generate_code=False,
verbose=False,
output=sys.stdout):
"""Analyse the rawdata c++ definition of a IR message."""
# Parse the input.
rawdata = convert_rawdata(rawdata_str)
if verbose:
output.write("Found %d timing entries.\n" % len(rawdata))
# Do we need to pad out the rawdata to make it even in length?
if end_usecs > 0 and len(rawdata) % 2 == 1:
rawdata.append(end_usecs)
result = ["0000"]
# Work out the frequency code.
pronto_freq = int(1000000.0 / (hertz * 0.241246))
if verbose:
output.write("Pronto frequency is %X (%d Hz).\n" %
(pronto_freq, hertz))
result.append("%04X" % pronto_freq)
period = 1000000.0 / max(1, hertz)
if verbose:
output.write("Pronto period is %f uSecs.\n" % period)
# Add the lengths to the code.
if use_initial:
result.append("%04x" %
int(len(rawdata) / 2)) # Initial burst code length
result.append("%04x" % 0) # No Repeat code length
else:
result.append("%04x" % 0) # No Initial burst code length
result.append("%04x" % int(len(rawdata) / 2)) # Repeat code length
# Add the data.
if verbose:
output.write("Raw data: %s " % rawdata)
for i in rawdata:
result.append("%04x" % int(i / period))
if generate_code:
output.write("uint16_t pronto[%d] = {0x%s};\n" %
(len(result), ", 0x".join(result)))
else:
output.write("Pronto code = '%s'\n" % " ".join(result))
def parse_and_report(rawdata_str,
hertz=38000,
end_usecs=100000,
use_initial=False,
generate_code=False,
verbose=False,
output=sys.stdout):
"""Analyse the rawdata c++ definition of a IR message."""
# Parse the input.
rawdata = convert_rawdata(rawdata_str)
if verbose:
output.write(f"Found {len(rawdata)} timing entries.\n")
# Do we need to pad out the rawdata to make it even in length?
if end_usecs > 0 and len(rawdata) % 2 == 1:
rawdata.append(end_usecs)
result = ["0000"]
# Work out the frequency code.
pronto_freq = int(1000000.0 / (hertz * 0.241246))
if verbose:
output.write(f"Pronto frequency is {pronto_freq:X} ({hertz} Hz).\n")
result.append(f"{pronto_freq:04X}")
period = 1000000.0 / max(1, hertz)
if verbose:
output.write(f"Pronto period is {period} uSecs.\n")
# Add the lengths to the code.
if use_initial:
result.append(
f"{int(len(rawdata) / 2):04x}") # Initial burst code length
result.append("0000") # No Repeat code length
else:
result.append("0000") # No Initial burst code length
result.append(f"{int(len(rawdata) / 2):04x}") # Repeat code length
# Add the data.
if verbose:
output.write(f"Raw data: {rawdata} ")
for i in rawdata:
result.append(f"{int(i / period):04x}")
if generate_code:
output.write(f"uint16_t pronto[{len(result)}] = "
f"{{0x{', 0x'.join(result)}}};\n")
else:
output.write(f"Pronto code = '{' '.join(result)}'\n")
def test_convert_rawdata(self):
"""Tests for the convert_rawdata() function."""
# trivial cases
self.assertEqual(analyse.convert_rawdata("0"), [0])
with self.assertRaises(ValueError) as context:
analyse.convert_rawdata("")
self.assertEqual(context.exception.message,
"Raw Data contains a non-numeric value of ''.")
# Single parenthesis
self.assertEqual(analyse.convert_rawdata("foo {10"), [10])
self.assertEqual(analyse.convert_rawdata("20} bar"), [20])
# No parentheses
self.assertEqual(analyse.convert_rawdata("10,20 , 30"), [10, 20, 30])
# Dual parentheses
self.assertEqual(analyse.convert_rawdata("{10,20 , 30}"), [10, 20, 30])
self.assertEqual(analyse.convert_rawdata("foo{10,20}bar"), [10, 20])
# Many parentheses
self.assertEqual(analyse.convert_rawdata("foo{10,20}{bar}"), [10, 20])
self.assertEqual(analyse.convert_rawdata("foo{10,20}{bar}}{"), [10, 20])
# Bad parentheses
with self.assertRaises(ValueError) as context:
analyse.convert_rawdata("}10{")
self.assertEqual(context.exception.message,
"Raw Data not parsible due to parentheses placement.")
# Non base-10 values
with self.assertRaises(ValueError) as context:
analyse.convert_rawdata("10, 20, foo, bar, 30")
self.assertEqual(context.exception.message,
"Raw Data contains a non-numeric value of 'foo'.")
# A messy usual "good" case.
input_str = """uint16_t rawbuf[6] = {
9008, 4496, 644,
1660, 676,
530}
;"""
self.assertEqual(
analyse.convert_rawdata(input_str), [9008, 4496, 644, 1660, 676, 530])
def test_convert_rawdata(self):
"""Tests for the convert_rawdata() function."""
# trivial cases
self.assertEqual(analyse.convert_rawdata("0"), [0])
with self.assertRaises(ValueError) as context:
analyse.convert_rawdata("")
self.assertEqual(context.exception.message,
"Raw Data contains a non-numeric value of ''.")
# Single parenthesis
self.assertEqual(analyse.convert_rawdata("foo {10"), [10])
self.assertEqual(analyse.convert_rawdata("20} bar"), [20])
# No parentheses
self.assertEqual(analyse.convert_rawdata("10,20 , 30"), [10, 20, 30])
# Dual parentheses
self.assertEqual(analyse.convert_rawdata("{10,20 , 30}"), [10, 20, 30])
self.assertEqual(analyse.convert_rawdata("foo{10,20}bar"), [10, 20])
# Many parentheses
self.assertEqual(analyse.convert_rawdata("foo{10,20}{bar}"), [10, 20])
self.assertEqual(analyse.convert_rawdata("foo{10,20}{bar}}{"), [10, 20])
# Bad parentheses
with self.assertRaises(ValueError) as context:
analyse.convert_rawdata("}10{")
self.assertEqual(context.exception.message,
"Raw Data not parsible due to parentheses placement.")
# Non base-10 values
with self.assertRaises(ValueError) as context:
analyse.convert_rawdata("10, 20, foo, bar, 30")
self.assertEqual(context.exception.message,
"Raw Data contains a non-numeric value of 'foo'.")
# A messy usual "good" case.
input_str = """uint16_t rawbuf[6] = {
9008, 4496, 644,
1660, 676,
530}
;"""
self.assertEqual(
analyse.convert_rawdata(input_str), [9008, 4496, 644, 1660, 676, 530])
